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1 | |
2 /* | |
3 * Copyright 2012 Google Inc. | |
4 * | |
5 * Use of this source code is governed by a BSD-style license that can be | |
6 * found in the LICENSE file. | |
7 */ | |
8 | |
9 #ifndef GrTextureObj_DEFINED | |
10 #define GrTextureObj_DEFINED | |
11 | |
12 #include "GrFBBindableObj.h" | |
13 | |
14 class GrTextureUnitObj; | |
15 | |
16 //////////////////////////////////////////////////////////////////////////////// | |
17 class GrTextureObj : public GrFBBindableObj { | |
18 GR_DEFINE_CREATOR(GrTextureObj); | |
19 | |
20 public: | |
21 GrTextureObj() | |
22 : GrFBBindableObj() { | |
23 } | |
24 | |
25 virtual ~GrTextureObj() { | |
26 GrAlwaysAssert(0 == fTextureUnitReferees.count()); | |
27 } | |
28 | |
29 void setBound(GrTextureUnitObj *referee) { | |
30 fTextureUnitReferees.append(1, &referee); | |
31 } | |
32 | |
33 void resetBound(GrTextureUnitObj *referee) { | |
34 int index = fTextureUnitReferees.find(referee); | |
35 GrAlwaysAssert(0 <= index); | |
36 fTextureUnitReferees.removeShuffle(index); | |
37 } | |
38 bool getBound(GrTextureUnitObj *referee) const { | |
39 int index = fTextureUnitReferees.find(referee); | |
40 return 0 <= index; | |
41 } | |
42 bool getBound() const { | |
43 return 0 != fTextureUnitReferees.count(); | |
44 } | |
45 | |
46 void deleteAction() override; | |
47 | |
48 protected: | |
49 | |
50 private: | |
51 // texture units that bind this texture (via "glBindTexture") | |
52 SkTDArray<GrTextureUnitObj *> fTextureUnitReferees; | |
53 | |
54 typedef GrFBBindableObj INHERITED; | |
55 }; | |
56 | |
57 #endif // GrTextureObj_DEFINED | |
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